Case fan capable of being spliced in parallel

Abstract

The utility model relates to the technical field of case fans, in particular to a case fan capable of being spliced in parallel, which comprises a frame structure formed by buckling a fan base and a fan upper cover up and down, and fixing grooves used for placing light guide components are arranged at the upper end and the lower end of the inner side of the frame structure. A fan groove used for containing a fan assembly is formed in the middle of the inner side of the frame structure, first containing grooves are formed in the positions, located at the left ends and the right ends of the two fixing grooves, of the inner side of the frame structure, and a light-emitting assembly is movably clamped between the two first containing grooves located on the same side. A wire is electrically connected between the light-emitting assembly and the fan assembly, first coupling interfaces extending to the outer side of the frame body structure are installed at the left end and the right end of the light-emitting assembly correspondingly, and the computer case fan capable of being spliced in parallel overcomes the defects that in the prior art, a light bar of a soft structure is difficult to produce and assemble, and the fault rate is high.

Description

Technical Field

[0001] The utility model relates to the technical field of chassis fans, and in particular to a chassis fan that can be spliced ​​in parallel. Background Art

[0002] Chinese patent application number "CN202223264122.0" discloses a series fan, the series component of which is a light strip with a soft structure. The soft structure requires the fan shell to cooperate with a corresponding support structure to prevent it from deformation. In addition, due to its soft design structure, the material is prone to fatigue during multiple plugging and unplugging, causing the internal copper wire to break and then cause damage.

[0003] Based on the above-mentioned shortcomings in the prior art, this case will propose a new chassis fan structure with parallel assembly capability. Utility Model Content

[0004] The utility model aims to solve the shortcomings of the prior art that the light bar with a soft structure is difficult to produce and assemble and has a high failure rate, and proposes a chassis fan that can be spliced ​​in parallel.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A chassis fan that can be spliced ​​in parallel is designed, including a frame structure formed by a fan base and a fan cover that are buckled together, the upper and lower ends of the inner side of the frame structure are provided with fixing grooves for placing light guide components, the middle part of the inner side of the frame structure is provided with a fan groove for placing the fan component, the inner side of the frame structure is provided with first placement grooves at both left and right ends of two groups of the fixing grooves, a light-emitting component is movably connected between the two groups of the first placement grooves on the same side, the light-emitting component and the fan component are electrically connected by a wire, the left and right ends of the light-emitting component are installed with a first coupling interface extending to the outside of the frame structure, and the first coupling interface is movably plugged with an external coupling port or a connecting coupling port.

[0007] Preferably, the first coupling interface, the external coupling port, and the connection coupling port are blade-type coupling structures.

[0008] Preferably, a second placement slot is provided inside the frame structure on one side of the first placement slot, and both left and right ends of the first coupling interface are integrally formed with reinforcement blocks that can be movably plugged into the second placement slot.

[0009] Preferably, the left and right end surfaces of the frame structure are respectively provided with a plurality of groups of buckling grooves and buckling blocks.

[0010] Preferably, the light-emitting component includes a PCB board, and a plurality of groups of lamp beads are electrically welded to one end surface of the PCB board. The plurality of groups of lamp beads are electrically connected to the first coupling interface through the PCB board, and the left and right ends of the PCB board are movably connected to the inside of the first placement groove.

[0011] Preferably, a plurality of welding pads are provided on one end surface of the PCB board, and the wires are electrically welded to the plurality of welding pads.

[0012] Preferably, a second coupling interface is electrically welded on one end surface of the PCB board for coupling with the wire.

[0013] Preferably, the light guide assembly comprises a light guide frame, and a placement groove capable of placing the light guide lens is formed on one side of the light guide frame.

[0014] Preferably, the fan assembly comprises a motor device, the output end of the motor device is sleeved with fan blades, and the outer end of the fan blades is provided with a light guide ring.

[0015] The utility model provides a chassis fan that can be connected in parallel, and the beneficial effects are:

[0016] The cooperation of the first coupling interface with the external coupling port and the connection coupling port enables multiple sets of chassis fans to conduct electric energy in parallel. Compared with the parallel structure of the existing soft light strip, the PCB board of this case is more conducive to production and assembly, reducing material costs. At the same time, the PCB board requires fewer matching structures, reducing the structural design of the fan base and the fan cover, and no additional support structure is needed to support the soft light strip.

[0017] The provided welding plate solution can reduce costs, and the provided second coupling interface solution can be easily disassembled and assembled, which is conducive to maintenance and replacement and is more suitable for DIY scenarios. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A schematic diagram of the three-dimensional structure of the main body;

[0019] Figure 2 A schematic diagram of the structure of the external coupling port and the connection coupling port of the main body in the separated state;

[0020] Figure 3 Schematic diagram of the splicing structure of the main body;

[0021] Figure 4 The schematic diagram of the explosion dismantling structure of the main body;

[0022] Figure 5 for Figure 4 A schematic diagram of the enlarged structure of area A;

[0023] Figure 6 It is a schematic diagram of the main structure of a welding plate embodiment;

[0024] Figure 7 is a schematic diagram of the main structure of the second coupling interface embodiment;

[0025] Figure 8 Schematic diagram of the spliced ​​three-dimensional structure with the main body.

[0026] In the figure:

[0027] 1. Fan base; 101. Fixing slot; 102. Fan slot; 103. First placement slot; 104. Second placement slot; 2. Fan cover; 3. Light guide frame; 301. Light guide lens; 4. Fan blades; 401. Light guide ring;

[0028] 6. PCB board; 601. lamp beads; 602. first coupling interface; 6021. reinforcement block; 603. wire; 604. welding plate; 605. second coupling interface; 7. motor device; 8. external coupling port; 9. connecting coupling port; 10. snap-fit ​​groove; 11. snap-fit ​​block. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0030] Reference Figure 1 , 4 , 5. Here is an example of the implementation method of the subject:

[0031] A chassis fan that can be spliced ​​in parallel, comprising a frame structure formed by a fan base 1 and a fan upper cover 2 buckled up and down, wherein fixing grooves 101 for placing light guide components are provided at both upper and lower ends of the inner side of the frame structure, a fan groove 102 for placing fan components is provided at the middle of the inner side of the frame structure, first placement grooves 103 are provided at both left and right ends of two groups of fixing grooves 101 on the inner side of the frame structure, a light-emitting component is movably connected between the two groups of first placement grooves 103 on the same side, a wire 603 is electrically connected between the light-emitting component and the fan component, and first coupling interfaces 602 extending to the outside of the frame structure are installed at both left and right ends of the light-emitting component, and the first coupling interface 602 is movably plugged with an external coupling port 8 or a connection coupling port 9;

[0032] Based on the above content, the two sets of first coupling interfaces 602 extending outside the frame structure can be plugged into the external coupling interface 8 or the connection coupling interface 9, referring to Figure 1 , 2, wherein the external coupling port 8 is used to connect the external total input line, and the connection coupling port 9 is used for parallel connection between multiple groups of light-emitting components, referring to Figure 8 When multiple sets of frame structures are horizontally spliced, the coupling port 9 can be plugged in between the first coupling interfaces 602 on two adjacent sets of light-emitting components to conduct electric energy, so as to meet the power supply requirements when multiple sets of chassis fans are connected in parallel; in order to improve the strength,;

[0033] Furthermore, the first coupling interface 602, the external coupling port 8, and the connection coupling port 9 are blade-type coupling structures, which are easy to install. The specific structure is described in the Chinese patent application number "CN202221710989.1" as a high-current blade-type coupler and an electric kettle, which use spring contact sheets to clamp and fix, making it easy to disassemble and assemble;

[0034] Furthermore, a second placement slot 104 is provided inside the frame structure on one side of the first placement slot 103, and both left and right ends of the first coupling interface 602 are integrally formed with reinforcement blocks 6021 that can be movably plugged into the second placement slot 104;

[0035] Furthermore, the left and right end faces of the frame structure are respectively provided with a plurality of groups of snap-fit ​​grooves 10 and snap-fit ​​blocks 11, so that the two groups of frame structures can be slidably spliced ​​through the snap-fit ​​grooves 10 and the snap-fit ​​blocks 11, and the snap-fit ​​grooves 10 can be a "T"-shaped structure with one end open.

[0036] Reference Figure 4-7 Here is an example of an implementation of a light emitting component:

[0037] The light-emitting component includes a PCB board 6, and a plurality of lamp beads 601 are electrically welded on one end surface of the PCB board 6. The plurality of lamp beads 601 are electrically connected to the first coupling interface 602 through the PCB board 6. Both left and right ends of the PCB board 6 are movably connected to the inside of the first placement groove 103.

[0038] Based on the above content, the multiple groups of lamp beads 601 should face the light guide component to use the light guide component to improve the light effect; the welding method is soldering to play the role of electrical energy conduction and fixation;

[0039] For further reference, Figure 6 , a plurality of welding pads 604 are provided on one end surface of the PCB board 6, and the wires 603 are electrically welded to the plurality of welding pads 604 to achieve a connection effect. This structure simplifies production and reduces component costs;

[0040] For further reference, Figure 7 A second coupling interface 605 is electrically welded on one end surface of the PCB board 6 for coupling with the wire 603 . This structure facilitates the assembly and disassembly of the wire 603 and the PCB board 6 .

[0041] Reference Figure 1 , 4 , here is an example of an implementation of the light guide component:

[0042] The light guide assembly includes a light guide frame 3, one side of the light guide frame 3 is provided with a placement groove capable of placing a light guide lens 301, and the light guide lens 301 is provided in multiple groups to achieve a better light effect;

[0043] Based on the above content, the light guide frame 3 can be a transparent structure to allow light to penetrate; the light guide lens 301 can be provided with patterns and multiple groups of refractive protrusions to improve the light effect.

[0044] Reference Figure 4 , here is an example of an implementation of the fan assembly:

[0045] The fan assembly includes a motor device 7, the output end of the motor device 7 is sleeved with a fan blade 4, and an outer end of the fan blade 4 is provided with a light guide ring 401;

[0046] Based on the above content, the motor device 7 should include a circuit board device and a motor. The motor can be a motor mechanism commonly used in a chassis fan. The middle part of the fan blade 4 is a transparent structure, and the light guide ring 401 is used to improve the light effect.

[0047] Based on the above-mentioned embodiments, when assembling:

[0048] Multiple sets of frame structures are horizontally spliced ​​through the snap-fit ​​grooves 10 and the snap-fit ​​blocks 11, the connecting coupling port 9 is plugged into the first coupling interface 602 of two adjacent sets of frame structures, and the external coupling port 8 is plugged into the first coupling interface 602 on the outer frame structure to complete the installation.

[0049] Based on the above implementation examples, when used:

[0050] The external coupling port 8 is electrically connected to the output coupling port of the external computer, and the electric energy is transmitted to the PCB board 6 through the first coupling interface 602. The PCB board 6 transmits the electric energy to the lamp bead 601, the motor device 7 and the first coupling interface 602. The first coupling interface 602 transmits the electric energy to the next group of chassis fans through the connecting coupling port 9.

[0051] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A chassis fan that can be connected in parallel, comprising a frame structure formed by a fan base (1) and a fan cover (2) buckled together, characterized in that: The upper and lower ends of the inner side of the frame structure are provided with fixing grooves (101) for placing the light guide assembly, the middle part of the inner side of the frame structure is provided with a fan groove (102) for placing the fan assembly, the inner side of the frame structure is provided with first placement grooves (103) at the left and right ends of the two groups of the fixing grooves (101), a light-emitting assembly is movably connected between the two groups of the first placement grooves (103) on the same side, a wire (603) is electrically connected between the light-emitting assembly and the fan assembly, and the left and right ends of the light-emitting assembly are provided with first coupling interfaces (602) extending to the outside of the frame structure, and the first coupling interfaces (602) are movably connected with an external coupling port (8) or a connection coupling port (9).

2. The chassis fan that can be connected in parallel according to claim 1, characterized in that: The first coupling interface (602), the external coupling port (8) and the connection coupling port (9) are blade-type coupling structures.

3. The chassis fan that can be connected in parallel according to claim 1, characterized in that: A second placement slot (104) is provided inside the frame structure on one side of the first placement slot (103), and both left and right ends of the first coupling interface (602) are integrally formed with reinforcement blocks (6021) that can be movably plugged into the second placement slot (104).

4. The chassis fan that can be connected in parallel according to claim 1, characterized in that: The left and right end surfaces of the frame structure are respectively provided with a plurality of groups of buckling grooves (10) and buckling blocks (11).

5. The chassis fan that can be connected in parallel according to claim 1, characterized in that: The light-emitting component comprises a PCB board (6), a plurality of groups of lamp beads (601) are electrically welded to one end surface of the PCB board (6), the plurality of groups of lamp beads (601) are electrically connected to the first coupling interface (602) via the PCB board (6), and both left and right ends of the PCB board (6) are movably snap-fitted into the interior of the first placement groove (103).

6. The chassis fan that can be connected in parallel according to claim 5, characterized in that: A plurality of welding pads (604) are provided on one end surface of the PCB board (6), and the wires (603) are electrically welded to the plurality of welding pads (604).

7. The chassis fan that can be connected in parallel according to claim 5, characterized in that: A second coupling interface (605) is electrically welded to one end surface of the PCB board (6) for coupling with the wire (603).

8. The chassis fan that can be connected in parallel according to claim 1, characterized in that: The light guide assembly comprises a light guide frame (3), and a placement groove capable of placing a light guide lens (301) is provided on one side of the light guide frame (3).

9. The chassis fan that can be connected in parallel according to claim 1, characterized in that: The fan assembly comprises a motor device (7), the output end of the motor device (7) being sleeved with a fan blade (4), and an outer end of the fan blade (4) being provided with a light guide ring (401).

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